CVE-2018-19421

creationtimestamp| type| source ---|---|--- 2026-09-01 20:02:12+00:00| seen| https://t.me/hackingAttack/29057 2026-09-01 20:02:15+00:00| seen| https://t.me/hackingAttack/27123 2026-09-01 20:02:16+00:00| seen| https://t.me/hackingAttack/27119 2026-09-01 20:02:17+00:00| seen|...

CVE-2018-19421

CVE-2018-19421 affects GetSimpleCMS 3.3.15. The vulnerability arises in the upload handling: admin/upload-uploadify.php and the validation routine in admin/inc/security_functions.php interact with admin/upload.php, which blocks .html uploads but allows Internet Explorer to render HTML elements co...